From 225a6f1068f71723a910e8565db4e252b3ca21fa Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Fri, 10 Jun 2011 11:18:17 -0700 Subject: [PATCH] zlib: wrap deflateBound() too Signed-off-by: Junio C Hamano --- archive-zip.c | 2 +- builtin/pack-objects.c | 2 +- cache.h | 4 +--- diff.c | 2 +- fast-import.c | 4 ++-- http-push.c | 2 +- remote-curl.c | 2 +- zlib.c | 9 +++++++++ 8 files changed, 17 insertions(+), 10 deletions(-) diff --git a/archive-zip.c b/archive-zip.c index 081ff830c..8fbac2741 100644 --- a/archive-zip.c +++ b/archive-zip.c @@ -97,7 +97,7 @@ static void *zlib_deflate(void *data, unsigned long size, memset(&stream, 0, sizeof(stream)); git_deflate_init(&stream, compression_level); - maxsize = deflateBound(&stream, size); + maxsize = git_deflate_bound(&stream, size); buffer = xmalloc(maxsize); stream.next_in = data; diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 61f975585..8981dd606 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -132,7 +132,7 @@ static unsigned long do_compress(void **pptr, unsigned long size) memset(&stream, 0, sizeof(stream)); git_deflate_init(&stream, pack_compression_level); - maxsize = deflateBound(&stream, size); + maxsize = git_deflate_bound(&stream, size); in = *pptr; out = xmalloc(maxsize); diff --git a/cache.h b/cache.h index 5eb61ac04..85ac5ec17 100644 --- a/cache.h +++ b/cache.h @@ -16,9 +16,6 @@ #endif #include -#if defined(NO_DEFLATE_BOUND) || ZLIB_VERNUM < 0x1200 -#define deflateBound(c,s) ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11) -#endif void git_inflate_init(z_streamp strm); void git_inflate_init_gzip_only(z_streamp strm); @@ -30,6 +27,7 @@ void git_deflate_init_gzip(z_streamp strm, int level); void git_deflate_end(z_streamp strm); int git_deflate_end_gently(z_streamp strm); int git_deflate(z_streamp strm, int flush); +unsigned long git_deflate_bound(z_streamp, unsigned long); #if defined(DT_UNKNOWN) && !defined(NO_D_TYPE_IN_DIRENT) #define DTYPE(de) ((de)->d_type) diff --git a/diff.c b/diff.c index c15c70f97..bac9a4bc2 100644 --- a/diff.c +++ b/diff.c @@ -1733,7 +1733,7 @@ static unsigned char *deflate_it(char *data, memset(&stream, 0, sizeof(stream)); git_deflate_init(&stream, zlib_compression_level); - bound = deflateBound(&stream, size); + bound = git_deflate_bound(&stream, size); deflated = xmalloc(bound); stream.next_out = deflated; stream.avail_out = bound; diff --git a/fast-import.c b/fast-import.c index 42979e6db..e4116a4ac 100644 --- a/fast-import.c +++ b/fast-import.c @@ -1058,7 +1058,7 @@ static int store_object( s.next_in = (void *)dat->buf; s.avail_in = dat->len; } - s.avail_out = deflateBound(&s, s.avail_in); + s.avail_out = git_deflate_bound(&s, s.avail_in); s.next_out = out = xmalloc(s.avail_out); while (git_deflate(&s, Z_FINISH) == Z_OK) ; /* nothing */ @@ -1081,7 +1081,7 @@ static int store_object( git_deflate_init(&s, pack_compression_level); s.next_in = (void *)dat->buf; s.avail_in = dat->len; - s.avail_out = deflateBound(&s, s.avail_in); + s.avail_out = git_deflate_bound(&s, s.avail_in); s.next_out = out = xrealloc(out, s.avail_out); while (git_deflate(&s, Z_FINISH) == Z_OK) ; /* nothing */ diff --git a/http-push.c b/http-push.c index 46e68c80e..ecd67cf40 100644 --- a/http-push.c +++ b/http-push.c @@ -360,7 +360,7 @@ static void start_put(struct transfer_request *request) /* Set it up */ memset(&stream, 0, sizeof(stream)); git_deflate_init(&stream, zlib_compression_level); - size = deflateBound(&stream, len + hdrlen); + size = git_deflate_bound(&stream, len + hdrlen); strbuf_init(&request->buffer.buf, size); request->buffer.posn = 0; diff --git a/remote-curl.c b/remote-curl.c index 3c7621aa0..13d8ceede 100644 --- a/remote-curl.c +++ b/remote-curl.c @@ -476,7 +476,7 @@ static int post_rpc(struct rpc_state *rpc) memset(&stream, 0, sizeof(stream)); git_deflate_init_gzip(&stream, Z_BEST_COMPRESSION); - size = deflateBound(&stream, rpc->len); + size = git_deflate_bound(&stream, rpc->len); gzip_body = xmalloc(size); stream.next_in = (unsigned char *)rpc->buf; diff --git a/zlib.c b/zlib.c index ee47a3a4a..8f19d2fe3 100644 --- a/zlib.c +++ b/zlib.c @@ -78,6 +78,15 @@ int git_inflate(z_streamp strm, int flush) return status; } +#if defined(NO_DEFLATE_BOUND) || ZLIB_VERNUM < 0x1200 +#define deflateBound(c,s) ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11) +#endif + +unsigned long git_deflate_bound(z_streamp strm, unsigned long size) +{ + return deflateBound(strm, size); +} + void git_deflate_init(z_streamp strm, int level) { int status = deflateInit(strm, level); -- 2.26.2